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borrar llaves primarias de algunas tablas

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This commit is contained in:
Chris Cromer 2020-06-06 23:29:55 -04:00
parent c0613770e4
commit 970ec20997
Signed by: cromer
GPG Key ID: 39CC813FF3C8708A
1 changed files with 1 additions and 5 deletions
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6
schema.sql
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@ -104,7 +104,6 @@ CREATE TABLE hospedar(
fecha_inicio DATE,
fecha_fin DATE,
precio NUMBER,
CONSTRAINT hospedar_pk PRIMARY KEY (id_hotel, id_delegacion),
CONSTRAINT hospedar_hotel_fk FOREIGN KEY (id_hotel) REFERENCES hotel(id_hotel),
CONSTRAINT hospedar_delegacion_fk FOREIGN KEY (id_delegacion) REFERENCES delegacion(id_delegacion)
);
@ -115,7 +114,6 @@ CREATE TABLE ganar(
id_medalla NUMBER,
fecha DATE,
puntaje NUMBER,
CONSTRAINT ganar_pk PRIMARY KEY (id_atleta, id_competencia, id_medalla),
CONSTRAINT ganar_atleta_fk FOREIGN KEY (id_atleta) REFERENCES atleta(id_atleta),
CONSTRAINT ganar_competencia_fk FOREIGN KEY (id_competencia) REFERENCES competencia(id_competencia),
CONSTRAINT ganar_medalla_fk FOREIGN KEY (id_medalla) REFERENCES medalla(id_medalla)
@ -125,7 +123,6 @@ CREATE TABLE participar_competencia(
id_competencia NUMBER,
id_atleta NUMBER,
fecha DATE,
CONSTRAINT participar_competencia_pk PRIMARY KEY (id_competencia, id_atleta),
CONSTRAINT participar_competencia_competencia_fk FOREIGN KEY (id_competencia) REFERENCES competencia(id_competencia),
CONSTRAINT participar_competencia_atleta_fk FOREIGN KEY (id_atleta) REFERENCES atleta(id_atleta)
);
@ -135,7 +132,6 @@ CREATE TABLE participar_precompetencia(
id_atleta NUMBER,
puntaje NUMBER,
fecha DATE,
CONSTRAINT participar_precompetencia_pk PRIMARY KEY (id_precompetencia, id_atleta),
CONSTRAINT participar_precompetencia_precompetencia_fk FOREIGN KEY (id_precompetencia) REFERENCES precompetencia(id_precompetencia),
CONSTRAINT participar_precompetencia_atleta_fk FOREIGN KEY (id_atleta) REFERENCES atleta(id_atleta)
);
);